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प्रश्न
Write True or False.
The ozone layer is harmful to humans and animals.
विकल्प
True
False
उत्तर
False
Correct statement: The ozone layer is not harmful to humans and animals.
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संबंधित प्रश्न
How does the average temperature of Earth remain fairly steady?
Give role of atmosphere in climatic control.
Fill in the blank
The layer of air around the earth is called the ________.
Discuss the importance of the different layers of the atmosphere?
We often leave the lights switched on and fans running when we are not in the room. We switch on the air-conditioning even though we don’t really need it. We insist on being dropped to school in the car every day. Thus, we waste valuable energy which is generally produced by burning coal and petroleum. As you know, the burning of these fuels release gases that pollute the atmosphere.
Make a list of the similar things that we do without realizing that we are destroying the environment. Think of the ways that we can behave differently.
Match the following.
| A | B | ||
| 1. | Troposphere | (i) | Ozone |
| 2. | Stratosphere | (ii) | Ions |
| 3. | Thermosphere | (iii) | Outer Space |
| 4. | Exosphere | (iv) | Lowest Temperature |
| 5. | Mesosphere | (v) | Densest Layer of atmosphere |
Collect rainfall data from the website of the Indian Meteorological Department (IMD) for Mumbai, Chennai, Delhi, and Kolkata and discuss how rainfall patterns have changed in the last 5 years.
Name the important gases that are found in the atmosphere.
Imagine that you are an active member of Greenpeace. Write a two-page appeal addressed to the Prime Minister of India stating why you think that increasing the number of vehicles on roads will be disastrous to the nation in the long run.
Tick the correct answer
Which of the following gases protects us from harmful sun rays?
______ reflects radio waves.
Height of mesosphere which lies after troposphere is
The part of atmosphere which contains gases with even composition is called ______.
What is Magnetosphere?
Why is Heterosphere called so?
This is the earth’s magnetic belt ______.
Atmosphere is divided into ______ different layers.
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
Why do aircraft usually fly above the troposphere layer?
